Imagine being stuffed into a crowded train car and noticing a less crowded one just down the platform. You'd probably want to move over as soon as possible. Particles that follow this balancing act-known as osmosis-spontaneously move from an area of high concentration to one of low concentration.

Researchers in the US have scaled up a new low-cost system that could provide efficient cooling for homes while using very little electricity. The team has developed a roof-top sized array, built from a highly reflective material made from glass and polymers.

The Autoblow AI, a sex toy made for penis-possessing individuals, consists of a rubbery sleeve and a motor housed inside a canister that aims to simulate oral sex. It launched its Indiegogo campaign last week and quickly hit its goal of $50,000.

With a new Republican-backed effort to expand the electric vehicle federal tax credit, the Koch brothers are urging senators to vote against it - putting their political donation dollars at work. The situation around the federal tax credit for EVs is weirder than ever right now.

New driverless car technologies developed at a University of Delaware lab could lead to a world without traffic lights and speeding tickets. Researchers also hope the innovations will bring about the development of driverless cars that use 19 to 22 percent less fuel.

The Autoblow AI, a sex toy made for penis-possessing individuals, consists of a rubbery sleeve and a motor housed inside a canister that aims to simulate oral sex. It launched its Indiegogo campaign last week and quickly hit its goal of $50,000.

Waymo has begun charging passengers in Arizona for rides in its autonomous cars, making it the first self-driving car developer to launch commercial services. Ruth Porat, finance chief at Google's parent company Alphabet, which counts Waymo among what it calls its "other bets", revealed the milestone on Thursday's earnings call.

The Volkswagen Group has made several ambitious claims about its effort to go electric since it was hit by the Dieselgate scandal. Now they make arguably their most ambitious claim yet: that they'll have electric vehicles as good as Tesla's for half the price by 2020.

The life-extending effects of a new drug combination, observed in the worm C. elegans, are among the greatest yet seen for any study of adult animals. These findings could one day translate into treatments that delay aging in humans.

Church leaders urged governments around the world to ramp up their climate action efforts on Friday (26 October), calling for "ambitious implementation" of the Paris Agreement. In a joint appeal, the presidents of the Catholic continental bishops' conference, which represents church leaders from five continents, insisted that the international community has a "moral duty" to meet the targets of the landmark climate accord.

REDMOND, Washington - Microsoft said Friday that it would sell the military and intelligence agencies whatever advanced technologies they needed "to build a strong defense," just months after Google told the Pentagon it would refuse to provide artificial intelligence products that could build more accurate drones or compete with China for next-generation weapons.